2019853521

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{461}}^1\times {\mathrm{4091}}^1$

素因数の和:4582

約数の個数: 48

約数和(自身を含む): 3539023488

約数和(自身を除く): 1519169967

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 461, 1071, 1383, 3227, 4091, 4149, 7837, 9681, 12273, 23511, 28637, 29043, 36819, 54859, 69547, 70533, 85911, 164577, 208641, 257733, 486829, 493731, 625923, 1460487, 1885951, 4381461, 5657853, 13201657, 16973559, 32061167, 39604971, 96183501, 118814913, 224428169, 288550503, 673284507, 2019853521]

約数ペア:

[(1, 2019853521), (3, 673284507), (7, 288550503), (9, 224428169), (17, 118814913), (21, 96183501), (51, 39604971), (63, 32061167), (119, 16973559), (153, 13201657), (357, 5657853), (461, 4381461), (1071, 1885951), (1383, 1460487), (3227, 625923), (4091, 493731), (4149, 486829), (7837, 257733), (9681, 208641), (12273, 164577), (23511, 85911), (28637, 70533), (29043, 69547), (36819, 54859)]